Laser Focus World articles from February 2003

Laser Focus World archives from February 2003

How the mighty hath fallen. (editor's desk).
February 1, 2003... Much has been made of the potential for optical technologies to provide high-bandwidth communications all the way to the home, with some observers suggesting that fiberoptics would gradually replace copper to the point that all-optical...

Marked bullet casing won't solve crime. (Letters).
February 1, 2003... Your December 2002 cover story "Laser etching may help investigators ID bullets," (December 2002, p. 13), contained several glaring problems with the title, content, and logic contained in this story. The most obvious erroneous statement is...

MRF is better suited to lower volumes. (Letters).
February 1, 2003... Thank you for mentioning us in the November issue ("Semi-flexible tools remove ripples," November 2002, p. 17). Let me clarify a fairly common misconception of magnetorheological finishing (MRF). Magnetorheological finishing is actually better...

Field effects credited for eye repair. (Letters).
February 1, 2003... I read with great interest your article "LEDs may heal laser-damaged eyes," (October 2002, p. 20). But I would debate with you about some of your conclusions. We have carried out complex investigations to clarify the mechanisms of laser and...

Porous silicon microcavities have subnanometer linewidths. (news breaks).
February 1, 2003... Resonant microcavities can be made of porous silicon (PSi), a material that has the advantage of an index of refraction that can be varied by changing the porosity. Researchers at the University of New South Wales (Sydney, Australia) are now...

Thulium-doped fiber laser emits 4.1-kW-peak-power pulses at near 2 [micro]m. (news breaks).
February 1, 2003... A group at the University of Manchester (Manchester, England) has developed a thulium (Tm)-doped silica fiber laser that emits 150-ns pulses of 4.1-kW peak power at 1945.7 nm with a 0.1-nm bandwidth-it is claimed by the researchers to be the...

In-fiber liquid-crystal modulator switches at microsecond speeds. (news breaks).
February 1, 2003... A nematic liquid-crystal (NLC) optical modulator that fits between two single-mode fibers has been fabricated by researchers at Lucent Technologies' Bell Labs (Murray Hill, NJ), the University of Minnesota (Minneapolis, MN), and Brookhaven...

LEDs march toward shorter wavelengths. (news breaks).
February 1, 2003... Using aluminum nitride/aluminum gallium nitride (AIN/AIGaN) superlattices to reduce defects, a group at the University of South Carolina (Columbia, SC) is achieving ever-shorter wavelengths and higher output powers for ultraviolet (UV)...

Normal-incidence x-ray mirrors become practical. (news breaks).
February 1, 2003... All imaging x-ray telescopes lofted into space so far have relied on intricate nested sets of deep hyperboloidal mirrors to reflect and focus x-rays. These mirrors, which rely on the fact that some materials reflect x-ray wavelengths at...

Biometric optical sensor finds everyday use. (news breaks).
February 1, 2003... A small optoelectronic fingerprint-reading sensor developed by Atmel (San Jose, CA) is being incorporated into certain models of personal digital assistants (PDAs) manufactured by Hewlett-Packard (Palo Alto, CA). With a 0.4 x 14-mm scanning...

Solgel antireflection film repels water. (news breaks).
February 1, 2003... Researchers at the Chinese Academy of Science (Shanxi, China) are using the solgel process to deposit optical coatings that are both antireflective and highly water repellant. Such coatings will be useful for eye-glasses, windows, vehicle...

Laser arrays give flowery results. (news breaks).
February 1, 2003... Strongly coupled arrays of vertical-cavity surface-emitting lasers (VCSELs) have produced so-called "light flowers." The six-sided emission patterns resembling flowers are the result of hexagonal arrays of six 10-[micro]m-diameter VCSELs...

Gallium nitride-based photodetector reaches a gain of 1000. (news breaks).
February 1, 2003... A back-illuminated gallium nitride/aluminum gallium nitride (GaN/AIGaN) heterojunction ultraviolet (UV) photodetector developed by scientists at the City College of the City University of New York (New York, NY) and Virginia Commonwealth...

Holographic disk is quickly searchable. (Optical Data Storage).
February 1, 2003... Although the difference in storage capacity between the digital versatile disk (DVD) and the compact disk (CD) is large enough to push DVD technology into the consumer world (thus rendering millions of personal computers obsolete), this...

SETI award honors laser laureate Townes. (optoelectronics world news).
February 1, 2003... The Search for Extra Terrestrial Intelligence (SETI) Institute (Mountain View, CA) has awarded the 2002 Frank Drake Award for Innovation in SETI and Life in the Universe Research to Charles H. Townes, Nobel laureate and emeritus professor of...

Image processing yields nanoscale insights. (Microscopy).
February 1, 2003... Improvements in electron microscopy and image-processing techniques have enabled Researchers at Lawrence Berkeley National Laboratory (LBNL; Berkeley, CA) to image Brownian motion in molten lead as well as skeletal details of protein cells down...

Phase-matching generates efficient 13-nm light. (Extreme-Ultraviolet Sources).
February 1, 2003... A group at the University of Colorado, Boulder (Boulder, CO), led by the husband-and-wife team of Henry Kapteyn and Margaret Murnane, has demonstrated a breakthrough technique to generate efficient coherent extreme-ultraviolet (EUV) light. (1)...

Wavelength tuning is a stretch. (Dye Lasers).
February 1, 2003... Varying the emission wavelength of a laser is usually accomplished by tuning the resonator, for example by rotation of a prism or control of the resonator length. Ideally, laser-gain media and wavelength selection would be integrated within one...

Helmet feeds data to race-car driver. (optoelectronics world news).
February 1, 2003... Developed by companies such as Hughes Electronics (El Segundo, CA) for use in military jets, head-up displays (HUDs) are making their way in various forms to the automotive world. General Motors (Detroit, MI)--which now owns Hughes...

Air layers boost cavity mirror efficiency. (VCSELS).
February 1, 2003... Designers of thin-film coatings know that the number of layers in a high-reflection coating can be reduced (or, conversely, the reflection increased) if the difference in refractive index between the high- and low-index layers is increased. A...

LEDs illuminate holographic displays. (Solid-State Illumination).
February 1, 2003... After years of sampling successive generations of light-emitting diodes (LEDs), Ron and Bernadette Olson finally converted the display holography process at Laser Reflections (San Francisco, CA) from halogen to LED spotlight illumination late...

One surface melds two diffractive elements. (Extreme-Ultraviolet Optics).
February 1, 2003... A Fourier optical technique has been developed to improve the optical performance of diffractive optical elements at short wavelengths. The new method, developed by a team at Lawrence Berkeley National Laboratory (LBL; Berkeley, CA) has allowed...

Instrument tames a colorful world. (Colorimetry).
February 1, 2003... Although color is only one of the characteristics that make a commercial product an "eyecatcher," it ranks with shape as the most important. Marketers also know that, with the human eye's sensitivity to nuance and the psyche's desire for...

Diamond-like carbon boosts IR transmission. (Japanwatch).
February 1, 2003... TOKYO--Kyocera Optic has developed high-hardness, high-transmittance coating technology for infrared (IR) lenses and is developing a sample for IR camera lenses. Germanium (Ge) and silicon (Si) are materials typically considered to be superior...

Probe cantilever knows its place. (Japanwatch).
February 1, 2003... TOKYO--Seiko instruments has developed a low-cost desktop scanning-probe microscope that is easier to control than conventional probe microscopes (see figure). The increasing intensity of nanotechnology research has produced an expansion in...

Integration shrinks optical pickup. (Japanwatch).
February 1, 2003... OSAKA--Matsushita Electric has developed a three-beam hologram unit containing a monolithic dual-wavelength laser to be used as an optical pickup for DVD-ROM (digital versatile disk read-only memory) players. The unit uses the three-beam method...

Coherent acquires Molectron Detector. (laser industry report).
February 1, 2003... Coherent (Santa Clara, CA) has agreed to acquire Molectron Detector (MDI; Portland, OR) for $11.5 million in cash. MDI and its senior management team will continue to operate from its base in Portland. "The acquisition provides our customers...

Spectra-Physics integrates brands. (laser industry report).
February 1, 2003... Spectra-Physics (Mountain View, CA) has announced a brand integration with six Thermo Electron (Waltham, MA) businesses, uniting the existing laser business with Laser Science, the operations and catalog of Oriel (including Opticon products),...

Nichia and Sony to collaborate on lasers. (laser industry report).
February 1, 2003... Nichia (Anan, Japan) and Sony (Tokyo, Japan) have reached a basic agreement whereby they will jointly develop blue-violet laser diodes, for mass-production, for use in optical disc recording and playback by spring 2003 following the joint...

Three groups win Leibinger Innovation Prize. (laser industry report).
February 1, 2003... The Berthold Leibinger Innovation Prize for outstanding achievements in applied laser physics for production technology and laser medicine has been awarded to three groups: The Disk Laser Group, of the University of Stuttgart's Institute of...

Laser display market morale improves. (laser industry report).
February 1, 2003... After an economic recession that saw a leading U.S. laser show company go out of business and several others cut staffing, attendees at the recent annual conference of the International Laser Display Association (ILDA; Orlando, FL) confided...

Alfalight. (Also in the news ...).
February 1, 2003... Just days after announcing a $15 million third round of venture funding, Alfalight (Madison, WI) reported that it is in the process of closing its Montreal, Canada, manufacturing facility and consolidating these operations in Madison. The...

CST Global. (Also in the news ...).
February 1, 2003... CST Global (Glasgow, Scotland) has launched a customized distributed-feedback laser-diode fabrication service. The new service adds a pure-play optoelectronic compound-semiconductor foundry CST offering...

Optical components supplier SPI (Southampton, England) has been awarded a contract by QinetiQ. (Also in the news ...).
February 1, 2003... Optical components supplier SPI (Southampton, England) has been awarded a contract by QinetiQ (the science and technology research company formed in England from part of the Defense Evaluation and Research Agency) to design, develop, and...

Rockwell Scientific. (Also in the news ...).
February 1, 2003... Rockwell Scientific (RSC; Thousand Oaks, CA) is offering direct write electron beam lithographic (EBL) services.

Optical-component market to resume growth. (optics industry report).
February 1, 2003... The optical-component market will finally see growth again in 2003, with a 30% year-over-year increase in dollar volume, according to a report by market researchers at Strategies Unlimited (Mountain View, CA). The growth will come as...

Veeco and FEI call off merger. (optics industry report).
February 1, 2003... Because of the difficult overall market and economic conditions and the uncertain timing of a market recovery, Veeco Instruments (Woodbury, NY) and FEI (Hillsboro, OR) have terminated the merger agreement that they entered into last summer....

NeoPhotonics spins off medical business. (optics industry report).
February 1, 2003... NeoPhotonics (Fremont, CA) is spinning off its medical component business into a separate corporation, according to Tim Jenks, the company's CEO. The new company, NanoGram Devices, has developed and is manufacturing and marketing specialized...

Aprilis acquires holographic media patents. (optics industry report).
February 1, 2003... Aprilis (Maynard, MA), a manufacturer of holographic media and data-storage systems, has reached an agreement with Tamarack Storage Devices, a wholly owned subsidiary of Manhattan Scientifics, to acquire 21 holographic-data-storage patents. The...

EPSI to produce crystal-growing systems. (optics industry report).
February 1, 2003... EPSI (Engineered Pressure Systems; Haverhill, MA) was selected by NDK Crystal (Tokyo, Japan) to design and manufacture eight hydrothermal crystal growing systems, and supporting auxiliary equipment for a new plant in Belvidere, Illinois. EPSI...

MEMS and microsystems markets continue to boom. (optics industry report).
February 1, 2003... Microelectromechanical systems (MEMS) and Microsystems (MST) together represent one of the fastest growing technology areas, according to an updated report from Business Communications Company (BCC; Norwalk, CT). BCC says the worldwide market...

The Optics for Hire R&D team, comprised of 18 physicists. (Also in the news ...).
February 1, 2003... The Optics for Hire R&D team. comprised of t8 physicists, optics Ph.D.'s, mechanical engineers, electrical engineers, software engineers and CAD designers based in Ukraine and New Dimension Research and Instrument (NDR; Wobum, MA) have...

DenseLight Semiconductors. (Also in the news ...).
February 1, 2003... DenseLight Semiconductors (Singapore) has appointed William H. Diamond Jr. as chief executive officer, succeeding YeeLoy Lam, who remains the company's chief technology officer....

Continuum Photonics. (Also in the news ...).
February 1, 2003... Continuum Photonics (Billerica, MA) has closed on $3 million in equipment financing...

Modulight (Tampere, Finland) and High-Tech (Tokyo, Japan) have signed a distribution agreement. (Also in the news ...).
February 1, 2003... Modu-light (Tampere, Finland) and High Tech (Tokyo, Japan) have signed a distribution agreement for selling and promotion of Modulight's products in Japan.

DuPont Displays and UDC target soluble OLEDs. (imaging & detector industry report).
February 1, 2003... DuPont Displays (Wilmington, DE) and Universal Display (UDC; Ewing, NJ) have announced a joint development agreement to create a new generation of soluble organic light-emitting diode (OLED) materials and technology. UDC and DuPont have also...

Given Imaging and Micron Technology enter supply agreement. (imaging & detector industry report).
February 1, 2003... Given Imaging (Yoqneam, Israel) and Micron Technology (Boise, Idaho) have entered into an agreement whereby Micron will develop and supply current and next-generation complementary metal-oxide semiconductor (CMOS) image sensors to Given...

3M displays technology obtained from Corning at CES. (imaging & detector industry report).
February 1, 2003... 3M (St. Paul, MN) featured rear-projection display technologies from its Optical Systems Division and 3M Precision Optics (formerly Corning Precision Lens) for the first time last month at the Consumer Electronics Show in Las Vegas, NV. "Adding...

eMagin completes $20 million in purchase agreements. (imaging & detector industry report).
February 1, 2003... eMagin (Hopewell Junction, NY) has announced completion of two long-term consumer purchase agreements, representing orders for about $20 million of eMagin's SVGA microdisplays and optics, with two Asian OEM customers who eMagin said will be...

LNL Technologies raises more than $7 million in seed funding. (imaging & detector industry report).
February 1, 2003... LNL Technologies (Cambridge, MA), a developer of monolithically integrated photonic and optoelectronic chips founded out of MIT in 2001 as a charter member of the MIT Microphotonics Consortium, announced that it has raised $7.1 million in seed...

On-wing borescope technology delivered to Air Force. (imaging & detector industry report).
February 1, 2003... Material Technologies (Los Angeles, CA) has announced delivery on its contractual agreement with the U.S. Air Force Materials Research Lab to provide a specialized Borescope combining a remote visual inspection (RVI) and nondestructive testing...

Inphi (Westlake Village, CA) and u2t Photonics (Berlin, Germany) have collaborated to produce a photoreceiver. (Also in the news ...).
February 1, 2003... Inphi (Westlake Village, CA) and u2t Photonics (Berlin, Germany) have collaborated to produce a photoreceiver designed to optimize performance in 40 Gbit/s optical networking applications...

The GE Medical System (Waukesha, WI) unit of General Electric has received 510(k) market clearance from the U.S. Food & Drug Administration (FDA). (Also in the news ...).
February 1, 2003... The GE Medical System (Waukesha, WI) unit of General Electric has received 510(k) market clearance from the U.S. Food & Drug Administration (FDA) for a large-format digital flat panel x-ray system that provides detailed, real-time fluoroscopic...

A panel of 25 industry designers, engineers and journalists, have awarded the 2003 International Consumer Electronics Show (CES) 2003 Innovations Award to Optoma Technology. (Also in the news ...).
February 1, 2003... A panel of 25 industry designers, engineers and journalists, have awarded the 2003 International Consumer Electronics Show (CES) 2003 Innovations Award to Optoma Technology (Milpitas, CA) in the video category for innovative design and...

At the same show, the Silicon Optix (San Jose, CA) sxW1-LX Advanced Image Processor. (Also in the news ...).
February 1, 2003... At the same show, the Silicon Optix (San Jose, CA) sxW1-LX Advanced Image Processor was incorporated in a next-generation, advanced home theater system displayed by Runco International (Union City, CA).

Yafo Networks succumbs to bubble burst. (Fiberoptics industry report).
February 1, 2003... Raising $61 million in financing, qualifying its products with major carriers, and employing a staff that at one time exceeded 100 people were not enough to keep Yafo Networks (Hanover, MD) from ultimately succumbing to the burst telecom...

Centerpoint Broadband calls it quits. (Fiberoptics industry report).
February 1, 2003... After filing for Chapter 11 bankruptcy protection last year, Centerpoint Broadband Technologies (San Jose, CA) will shut down completely and is liquidating its intellectual property and physical assets, according to founder and CEO Dana...

Transmode CWDM systems go underground. (Fiberoptics industry report).
February 1, 2003... Transmode Systems (Stockholm, Sweden) has delivered CWDM systems to SL Infrateknik, the network owner of Stockholm Underground, which is building a network that will connect all 115 of the underground stations and key centers in the Stockholm...

Alcatel, Hitachi, and NEL to multisource. (Fiberoptics industry report).
February 1, 2003... Alcatel Optronics (Paris, France), Hitachi Cables (Tokyo, Japan), and NEL (Glasgow, Scotland) have formed a multisource agreement for thermally stabilized arrayed waveguide grating (AWG) modules., which will provide multiplexing and...

Preferential transfers spawn lawsuits. (Fiberoptics industry report).
February 1, 2003... The Official Committee of Unsecured Creditors in the Chapter 11 bankruptcy proceedings of 360networks (Vancouver, British Columbia, Canada) and its subsidiaries has brought suit seeking to recover approximately $100 million from Nortel Networks...

EXFO trims losses in first quarter. (Fiberoptics industry report).
February 1, 2003... EXFO Electro-Optical Engineering (Quebec City, Canada) has posted sales growth for a third consecutive quarter according to first-quarter results for fiscal 2003. Sales increased 3% to US$17.7 million in the first quarter ended Nov. 30, 2002,...

Lightconnect (Newark, CA) has signed a strategic agreement with ZTE, China's largest listed telecommunications equipment manufacturer. (Also in the news ...).
February 1, 2003... Lightconnect (Newark, CA) has signed a strategic agreement with ZTE, China's largest listed telecommunications equipment manufacturer, to supply its Dynamic Gain Equalizer (DGE) for ZTE's 10 Gbit/s long-haul DWDM transport system with 160...

Micro-Metric (San Jose, CA) has announced an alliance with TCP & Association of Fremont. (Also in the news ...).
February 1, 2003... Micro-Metric (San Jose, CA) has announced an alliance with TCP & Association of Fremont, CA, for sales representation in Taiwan, China, and Southeast Asia, including Malaysia, Indonesia, Thailand, and Singapore...

Tellium. (Also in the news ...).
February 1, 2003... Tellium (Oceanport, NJ) is expanding its operations in Europe by opening a sales office in Paris, France....

Ericsson Network Technologies (Stockholm, Sweden) has appointed 3SAE Technologies (Nashville, TN). (Also in the news ...).
February 1, 2003... Ericsson Network Technologies (Stockholm, Sweden) has appointed 3SAE Technologies (Nashville, TN) as the exclusive Authorized Service Center in North America...

Sumitomo (Tokyo, Japan) a subsidiary SC ComTex has signed. (Also in the news ...).
February 1, 2003... Sumitomo (Tokyo, Japan) a subsidiary SC ComTex has signed an exclusive sales and distribution agreement with ReefEdge (Fort Lee. NJ)....

Opto Speed (Ruschlikon, Switzerland) has signed a distribution agreement with Unistand Technology (Taichung City, Taiwan). (Also in the news ...).
February 1, 2003... Opto Speed (Ruschlikon, Switzerland) has signed a distribution agreement with Uni (Taichung City, Taiwan) to sell and support Opto Speed's products in the Taiwan market. Opto Speed is also collaborating with Infomax Optical Technology (Taoyuan,...

Sorrento Networks. (Also in the news ...).
February 1, 2003... Sorrento Networks (San Diego, CA) announced that all of its convertible debenture holders have executed waiver and consent forms supportive of the capital restructuring plan that the company hopes to complete by the end of March 2003.

How do I find a good job in this economy? (business forum).
February 1, 2003... I have been getting many questions about jobs and careers from Laser Focus World readers. As a venture capitalist, I am also getting a surprising number of business plans from people who worked for failed startups. So, I will summarize the...

Extreme-UV sources are on track for next-generation chip manufacturing: laser- and discharge-based plasma approaches are neck and neck in the race to commercialize 13.5-nm microlithography by 2007. (Optoelectronic applications: microlithography).
February 1, 2003... With semiconductor-chip manufacturers already pushing the limits of optical lithography, it is not surprising that the vendors that design and build these systems are hard at work on the next generation of microlithography: extreme ultraviolet...

Review and forecast of the laser markets part II: diode lasers: the Laser Focus World 2003 annual review and forecast of the laser marketplace is conducted in conjunction with Strategies Unlimited, an optoelectronics market research firm based in Mountain View, CA. Part II covers the diode-laser marketplace. Part I, which reported on nondiode-laser markets, appeared last month. (Laser Marketplace 2003).
February 1, 2003... The diode-laser market embodied both bad news and good news in 2002. The bad news is that the market declined by 16% to $2.40 billion compared to 2002, primarily because of the continuing depression in the telecommunications equipment market,...

Photodiode arrays support diverse applications: multi-element photodiodes fill an important niche between single-element photodetectors and two-dimensional CCD arrays. (Detector Arrays).
February 1, 2003... The term photodiode array refers to a detector with multiple discrete elements, each acting as separate p-n photodiodes. In some applications, most notably in military and aerospace, an array may be assembled from several individually...

An unsolved mystery: real and imaginary Internet growth spawned a worldwide web of optical fiber--exactly how much, though, is unclear and the subject of much speculation. Nonetheless, bandwidth demand will ultimately push carriers to light their dark fibers with renewed growth in the optical networking arena. (Optical networking: what's really out there?).
February 1, 2003... The breakup of monopoly telephone companies has left the industry will little solid data on network traffic, structure, and capacity. Carriers usually have a reasonable idea of the workings of their own systems, but in a competitive environment...

The nonlinear response: nearly all of today's optoelectronic applications involve at least one effect from nonlinear optics. An understanding of these effects combines the classical theory of light with the quantum nature of the energy levels of the host material. (Back to basics: nonlinear optics).
February 1, 2003... When the intensity of light in a transparent dielectric exceeds a certain threshold, the beam is no longer simply transmitted with its wavelength unchanged. A wide variety of phenomena create new beams with different wavelengths, and can reveal...

Broadband sources enhance optical-spectrum analyzers. (Spectrum Analysis).
February 1, 2003... With the coming of higher and higher channel counts in dense wavelength-division multiplexing (DWDM), interchannel spacing is being greatly reduced--a channel spacing of 25 GHz is currently being demonstrated. In conjunction with this...

Laser-safety eyewear. (new products).
February 1, 2003... A complete range of Uvex laser-safety eyewear is available with optical densities (OD) from OD 1 to OD 7 that also provide protection against irradiance. The glasses can be regular or prescription in various frame styles, including over-glasses...

Universal adaptors. (new products).
February 1, 2003... A new series of universal adaptor receptacle packaged laser diodes will accept FC, ST, SC, and most other 2.5-mm diameter ferrule connectors. The adaptors are fitted with a split-sleeve alignment mechanism, allowing >1 -dB coupling...

LED lamps. (new products).
February 1, 2003... TrackLEDs are new MR 16-style LED lamps. The direct incandescent replacement bulbs combine InGaAIP and SiC/GaN LED technology on a standard MR 16 bi-pin base. The lamps draw 0.8 to 4 W of power and have an 11-year operating life. They are...

Fiberoptic-test instrument. (new products).
February 1, 2003... The M2 Fiber Lab 3200 is a fiber-management package that houses individual spools of fiber providing 1, 2, 4, or 8 dB of real fiber attenuation or up to 25 km in each of four individual attenuation areas. Using standard SC-APC connectors on the...

Programmable motorized stage. (new products).
February 1, 2003... The H107 ProScan programmable motorized stage is designed specifically for the Nikon TE2000 inverted microscope. The stage provides resolutions down to 0.040 pm and repeatability to +1.0 pm. Adjustable limit switches allow the reduction of the...

Vison-inspection sensor. (new products).
February 1, 2003... The PresencePLUS Pro is a new camera-based visual-inspection sensor. Designed as an alternative to larger, more complex and expensive systems, the sensor captures images and analyzes them using one or more vision tools to generate judgment...

Frame grabber. (new products).
February 1, 2003... The DT3145 camera link PCI frame grabber is a high-speed digital image acquisition board. It provides area-scan and line-scan capability with 4K x 4K and 16K spatial resolution, respectively. Applications include scientific imaging, image...

Optical CMMs. (new products).
February 1, 2003... The K Series optical coordinate measuring machines (CMM) use advanced optical triangulation technology to gather dimensional data. The compact, portable measuring systems combine three CCD cameras in a carbon fiber frame with an LED-driven...

Doppler-velocity interferometer. (new products).
February 1, 2003... The new VISAR (Velocity Interferometer System for Any Reflector) is an all-fiber system with no mirrors, lenses, etalons, free-space beams or alignment required. The system is a unique interferometer capable of detecting Doppler shifts in light...